Andi <opencode@gmx.net> basic support for the MIPS based SMP8634 SoC.

git-svn-id: svn://svn.berlios.de/openocd/trunk@1299 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/target/board/x300t.cfg

+# This is for the T-Home X300T / X301T IPTV box,
+# which are based on IPTV reference designs from Kiss/Cisco KMM-32**
+#
+# It has Sigma Designs SMP8634 chip.
+source [find target/smp8634.cfg]
+
+$_TARGETNAME configure -event reset-init { x300t_init }
+
+# 1MB CFI capable flash
+# flash bank <driver> <base> <size> <chip_width> <bus_width>
+flash bank cfi 0xac000000 0x100000 2 2 0
+
+proc x300t_init { } {
+       # Setup SDRAM config and flash mapping
+       # map flash to CPU address space REG_BASE_cpu_block+CPU_remap4
+       mww 0x6f010 0x48000000
+}

src/target/interface/parport_dlc5.cfg

+telnet_port 4444
+gdb_port 2001
+
+interface parport
+parport_port /dev/parport0
+parport_cable dlc5
+jtag_speed 0

src/target/target/smp8634.cfg

+# script for Sigma Designs SMP8634 (eventually even SMP8635)
+
+if { [info exists CHIPNAME] } {
+   set  _CHIPNAME $CHIPNAME
+} else {
+   set  _CHIPNAME smp8634
+}
+
+if { [info exists ENDIAN] } {
+   set  _ENDIAN $ENDIAN
+} else {
+   set  _ENDIAN little
+}
+
+if { [info exists CPUTAPID ] } {
+   set _CPUTAPID $CPUTAPID
+} else {
+   # force an error till we get a good number
+   set _CPUTAPID 0x08630001
+}
+
+jtag_nsrst_delay 100
+jtag_ntrst_delay 100
+
+reset_config trst_and_srst separate
+
+# jtag scan chain
+# format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
+jtag newtap $_CHIPNAME cpu -irlen 5  -ircapture 0x1 -irmask 0x1
+
+set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
+target create $_TARGETNAME mips_m4k -endian $_ENDIAN -variant